How severe is CVE-2011-3544?

CVE-2011-3544 has a CVSS score of 9.8/10, rated CRITICAL. Immediate patching is strongly recommended.

Which packages are affected by CVE-2011-3544?

Affected package information for CVE-2011-3544 is not yet fully mapped. Check the official advisory links for details.

How do I fix CVE-2011-3544?

No fixed version has been published for CVE-2011-3544 yet. Monitor the advisory for updates, apply mitigations recommended by the vendor, and use O3 Security to track when a fix becomes available in your stack.

Is CVE-2011-3544 actively exploited in the wild?

Yes. There are 3 known exploit references for CVE-2011-3544, including 1 documented proof-of-concept exploit on Exploit-DB and 2 in-the-wild exploitations observed on GitHub and other sources. Treat this as actively exploitable and prioritize patching immediately. All exploit code should only be run in an isolated sandbox environment for research or authorized testing — never against production systems without explicit written authorization.

What is the EPSS score for CVE-2011-3544?

CVE-2011-3544 has an EPSS (Exploit Prediction Scoring System) score of 92.5%, placing it in the 100th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. A score above 50% indicates significantly elevated exploitation risk — immediate patching is strongly recommended.

Is CVE-2011-3544 in the CISA Known Exploited Vulnerabilities catalog?

Yes. CVE-2011-3544 (Oracle Java SE Runtime Environment (JRE) Arbitrary Code Execution Vulnerability) was added to CISA's Known Exploited Vulnerabilities (KEV) catalog on 2022-03-03. CISA required all US federal civilian agencies to remediate this vulnerability by 2022-03-24. The required action was: Apply updates per vendor instructions. Being listed in the KEV catalog is the strongest possible confirmation of active exploitation — treat this as a critical priority.

What type of vulnerability is CVE-2011-3544?

CVE-2011-3544 is classified as CWE-284 (CWE-284). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation.

Which products and versions are affected by CVE-2011-3544?

CVE-2011-3544 affects canonical ubuntu linux (4 versions, e.g. 10.04, 10.10, 11.04…); oracle jdk (2 versions, e.g. 1.6.0, 1.7.0); oracle jre (2 versions, e.g. 1.6.0, 1.7.0); redhat satellite with embedded oracle (1 version, e.g. 5.4), and 2 more product(s). Check the affected-products list on this page against your deployed version to confirm exposure.

When was CVE-2011-3544 published, and has it been updated?

CVE-2011-3544 was published on October 19, 2011 and was last updated on April 22, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

CISA KEV·Added 2022-03-03 — agencies required to remediate by 2022-03-24

CVE-2011-3544

CRITICAL

Unspecified vulnerability in the Java Runtime Environment component in Oracle Java SE JDK and JRE 7 and 6 Update 27 and earlier allows remote untrusted Java Web Start applications and…

Published

Oct 19, 2011

Updated

Apr 22, 2026

Affected

0 pkgs

Patched

None yet

Exploits

3 known

EPSS Exploitation Probability

via FIRST.org ↗

92.5%probability of exploitation in next 30 days

Very High Risk100th percentile0.00%

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Description

Unspecified vulnerability in the Java Runtime Environment component in Oracle Java SE JDK and JRE 7 and 6 Update 27 and earlier allows remote untrusted Java Web Start applications and untrusted Java applets to affect confidentiality, integrity, and availability via unknown vectors related to Scripting.

Affected Products

6 products · 98 configurations

ubuntu linuxcanonical

4 versions

10.0410.1011.0411.10

Application

jdkoracle

< 1.6.0

2 versions

1.6.01.7.0

Application

jreoracle

< 1.6.0

2 versions

1.6.01.7.0

Application

satellite with embedded oracleredhat

1 version

5.4

linux enterprise javasuse

1 version

linux enterprise serversuse

1 version

Exploits & PoCs

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

EDB-18171remotemultiple✓ Verified

Java Applet Rhino Script Engine - Remote Code Execution (Metasploit)

by Metasploit · Nov 30, 2011

Exploit-DB Source

Frequently Asked Questions

O3 Security · Impact-Aware SCA

Is CVE-2011-3544 in your stack?

O3 detects CVE-2011-3544 across dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

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